Portable container



FIG. 1 is a front perspective view of a portable container showing my new and ornamental design,

FIG. 2 is a left side perspective view thereof,

FIG. 3 is a rear perspective view thereof,

FIG. 4 is a right side perspective view thereof; and,

FIG. 5 is a top right perspective view thereof.

The broken lines in the drawings are illustrative of environment and form no part of the claimed design. 

The ornamental design for a portable container, as shown and described. 